CVE-2024-51462 Overview
IBM QRadar WinCollect Agent versions 10.0.0 through 10.1.12 contain an XML injection vulnerability. A remote attacker can inject XML data into parameter values because the agent improperly validates data assumed to be immutable [CWE-471]. The flaw is tracked as CVE-2024-51462 and affects the log collection agent deployed alongside IBM QRadar SIEM environments. Successful exploitation impacts integrity by allowing modification of XML-formatted parameter values processed by the agent. Confidentiality and availability are not directly affected. IBM published a security bulletin acknowledging the issue and providing fixed release guidance.
Critical Impact
Remote, unauthenticated attackers can inject XML content into WinCollect Agent parameter values, undermining the integrity of data processed by the agent.
Affected Products
- IBM QRadar WinCollect Agent 10.0.0
- IBM QRadar WinCollect Agent versions 10.0.1 through 10.1.11
- IBM QRadar WinCollect Agent 10.1.12
Discovery Timeline
- 2025-01-17 - CVE-2024-51462 published to the National Vulnerability Database
- 2026-06-17 - Last updated in NVD database
Technical Details for CVE-2024-51462
Vulnerability Analysis
CVE-2024-51462 is an XML injection issue in the IBM QRadar WinCollect Agent, a Windows-based log forwarder that ships event data to QRadar SIEM. The agent processes parameter values that it treats as immutable, but the input handling logic does not adequately validate or sanitize the content of those parameters. Because the flaw is exposed over the network and does not require authentication or user interaction, a remote attacker can craft requests that alter XML data structures consumed downstream. The impact is limited to integrity: attackers can influence how the agent interprets configuration or event content, but cannot directly read sensitive data or crash the service through this weakness alone. The EPSS score of 0.37% suggests observed exploitation attempts remain low at present.
Root Cause
The root cause is classified as [CWE-471], Modification of Assumed-Immutable Data. The WinCollect Agent trusts specific parameter values as fixed at runtime and forwards them into XML processing paths without re-validating their contents. An attacker who influences those parameters can inject additional XML elements or attributes, causing the parser to accept attacker-controlled structures.
Attack Vector
Exploitation occurs across the network against the WinCollect Agent service. The attacker sends crafted input containing malicious XML fragments to parameters that the agent expects to remain constant. No credentials or user interaction are required. Because verified proof-of-concept code has not been published, defenders should treat exploitation techniques as still developing. Refer to the IBM Support Page for vendor-specific technical detail and fixed version guidance.
Detection Methods for CVE-2024-51462
Indicators of Compromise
- Unexpected XML tags, entities, or attribute payloads present in WinCollect Agent configuration parameters or forwarded events.
- WinCollect log entries showing parser warnings, malformed XML structures, or unexpected element nesting.
- Network traffic to WinCollect Agent listeners originating from unauthorized or unusual external sources.
Detection Strategies
- Inspect inbound requests to WinCollect Agent endpoints for XML metacharacters and injected element tags within parameter values.
- Correlate WinCollect service logs with QRadar console events to identify parameter values that deviate from documented, expected constants.
- Deploy network-level content inspection to flag XML payloads sent to WinCollect hosts from segments that should not communicate with them.
Monitoring Recommendations
- Enable verbose logging on WinCollect Agents running versions 10.0.0 through 10.1.12 until patched, and forward those logs to a centralized SIEM.
- Baseline normal WinCollect parameter values and alert on any runtime deviation.
- Monitor for outbound anomalies from QRadar hosts that could indicate downstream misinterpretation of injected XML data.
How to Mitigate CVE-2024-51462
Immediate Actions Required
- Inventory all WinCollect Agent deployments and identify hosts running versions 10.0.0 through 10.1.12.
- Apply the fixed WinCollect Agent release documented in the IBM Support Page.
- Restrict network access to WinCollect Agent listeners to trusted QRadar collectors and management hosts only.
- Review recent WinCollect logs for signs of malformed XML input prior to patching.
Patch Information
IBM has issued guidance and a fixed release for the WinCollect Agent. Administrators should follow the vendor advisory at the IBM Support Page to obtain the patched version and apply it across all impacted endpoints. Confirm the upgrade by verifying the agent build number reports higher than 10.1.12 after installation.
Workarounds
- Segment WinCollect Agent hosts behind firewall rules that permit only required source addresses.
- Disable or uninstall WinCollect on systems where log forwarding is not actively required until the patch is applied.
- Apply strict egress and ingress ACLs on management VLANs hosting QRadar infrastructure to reduce network exposure.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
